[r6rs-discuss] [Formal] Add symbol=? and boolean=?

From: Per Bothner <per>
Date: Sat Feb 10 23:04:56 2007

John Cowan wrote:
> Per Bothner scripsit:
>
>> [I]t seems that if you were to design a language from scratch you
>> probably make a clearer distinction between values and objects.
>
> Actually the distinction is quite clear: something is a value
> if it's immutable, and not a value if it is mutable.

Right, but this distinction is not intrinsic to Scheme or Common
Lisp, which was my point: A language designed from scratch would
probably not have eq? defined on values, only on objects.
-- 
	--Per Bothner
per_at_bothner.com   http://per.bothner.com/
Received on Sat Feb 10 2007 - 23:05:13 UTC

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